Subtract -7a^2+3a-9−7a 2+3a−9minus, 7, a, squared, plus, 3, a, minus, 9 from 5a^2-6a-45a 2 −6a−4

Question 5 of 10 2 points if a population is a sample of the population could be a. registered voters; all citizens o o b. baptists; all religious people o c. people who purchased shoes; all customers o d. the entire school faculty; math teachers